HK92091A - Optical scanning unit comprising a translational-position and angular-position detection system for an electro-magnetically suspended objective - Google Patents

Optical scanning unit comprising a translational-position and angular-position detection system for an electro-magnetically suspended objective

Info

Publication number
HK92091A
HK92091A HK920/91A HK92091A HK92091A HK 92091 A HK92091 A HK 92091A HK 920/91 A HK920/91 A HK 920/91A HK 92091 A HK92091 A HK 92091A HK 92091 A HK92091 A HK 92091A
Authority
HK
Hong Kong
Prior art keywords
scanning unit
translational
angular
detection system
objective lens
Prior art date
Application number
HK920/91A
Other languages
English (en)
Inventor
Gerard Eduard Van Rosmalen
Original Assignee
Philips Nv
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Philips Nv filed Critical Philips Nv
Publication of HK92091A publication Critical patent/HK92091A/xx

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0925—Electromechanical actuators for lens positioning
    • G11B7/0935—Details of the moving parts
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Control And Safety Of Cranes (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Communication System (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Eye Examination Apparatus (AREA)
  • Vehicle Body Suspensions (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Measurement Of Optical Distance (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
  • Manufacturing Optical Record Carriers (AREA)
HK920/91A 1985-06-10 1991-11-14 Optical scanning unit comprising a translational-position and angular-position detection system for an electro-magnetically suspended objective HK92091A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8501665A NL8501665A (nl) 1985-06-10 1985-06-10 Optische aftasteenheid met positie- en standdetektiestelsel voor een elektromagnetisch gelagerd objektief.

Publications (1)

Publication Number Publication Date
HK92091A true HK92091A (en) 1991-11-22

Family

ID=19846113

Family Applications (1)

Application Number Title Priority Date Filing Date
HK920/91A HK92091A (en) 1985-06-10 1991-11-14 Optical scanning unit comprising a translational-position and angular-position detection system for an electro-magnetically suspended objective

Country Status (18)

Country Link
US (1) US4638471A (xx)
EP (1) EP0206396B1 (xx)
JP (2) JPS623438A (xx)
KR (2) KR870000601A (xx)
CN (1) CN1003682B (xx)
AT (1) ATE56299T1 (xx)
AU (1) AU585770B2 (xx)
BR (1) BR8602670A (xx)
CA (1) CA1263747A (xx)
CS (1) CS268680B2 (xx)
DE (1) DE3673885D1 (xx)
ES (1) ES8708267A1 (xx)
HK (1) HK92091A (xx)
HU (1) HU200022B (xx)
NL (1) NL8501665A (xx)
RU (1) RU2037860C1 (xx)
SG (1) SG50391G (xx)
YU (1) YU98086A (xx)

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DE3777627D1 (de) * 1987-01-26 1992-04-23 Philips Nv Repliklinse mit glaslinsenkoerper.
US5830735A (en) * 1987-03-06 1998-11-03 Gist-Brocades Nv Method for producing lipolytic enzymes using transformed Pseudomonas
US4863252A (en) * 1988-02-11 1989-09-05 Tracor Northern, Inc. Objective lens positioning system for confocal tandem scanning reflected light microscope
US5017768A (en) * 1988-09-14 1991-05-21 Copal Company Limited Optical focusing control apparatus
JP2737998B2 (ja) * 1989-03-31 1998-04-08 ソニー株式会社 対物レンズ位置検出装置
US5027340A (en) * 1989-06-01 1991-06-25 Mitsubishi Denki Kabushiki Kaisha Object lens head assembly
US5101393A (en) * 1990-07-25 1992-03-31 Hewlett-Packard Company Optical position error detection using complementary steep angle reflections/transmissions
US5281797A (en) * 1991-12-26 1994-01-25 Hitachi, Ltd. Short wavelength optical disk head having a changeable aperture
TW224169B (xx) * 1992-06-19 1994-05-21 Philips Nv
US5289442A (en) * 1992-06-19 1994-02-22 U.S. Philips Corporation Optical scanner with a long fast access stroke
US5953114A (en) * 1994-04-11 1999-09-14 Leica Mikroskopie Systeme Ag Method of determining measurement-point position data and device for measuring the magnification of an optical beam path
US5732054A (en) * 1995-03-28 1998-03-24 Eastman Kodak Company Combined tracking position and tilt sensor for optical recording actuator
US5768037A (en) * 1995-10-06 1998-06-16 Eastman Kodak Company Actuator with single surface-field motor
TW330907B (en) * 1996-09-09 1998-05-01 Riso Kagaku Corp The ink container and ink supplied device for packing ink container
TW332188B (en) * 1996-11-06 1998-05-21 Riso Kagaku Corp The ink-supplying apparatus for printer
JP3750703B2 (ja) * 1997-02-10 2006-03-01 日本紙パック株式会社 液用可撓容器
US6055054A (en) * 1997-05-05 2000-04-25 Beaty; Elwin M. Three dimensional inspection system
US5909285A (en) * 1997-05-05 1999-06-01 Beaty; Elwin M. Three dimensional inspection system
US6108135A (en) * 1997-06-16 2000-08-22 Digital Papyrus Corporation Planar proximity lens element and disk drive using same
AUPO790397A0 (en) * 1997-07-16 1997-08-07 Lions Eye Institute Of Western Australia Incorporated, The Laser scanning apparatus and method
US6072898A (en) * 1998-01-16 2000-06-06 Beaty; Elwin M. Method and apparatus for three dimensional inspection of electronic components
US6915007B2 (en) 1998-01-16 2005-07-05 Elwin M. Beaty Method and apparatus for three dimensional inspection of electronic components
US6915006B2 (en) * 1998-01-16 2005-07-05 Elwin M. Beaty Method and apparatus for three dimensional inspection of electronic components
US7130092B1 (en) * 1998-02-27 2006-10-31 Optware Corporation Apparatus and method for recording and reproducing optical information
US7034859B2 (en) 2002-08-08 2006-04-25 Canon Kabushiki Kaisha Optical scanning device and image forming apparatus using the same
KR100498979B1 (ko) * 2003-04-09 2005-07-01 삼성전기주식회사 전압 감도와 위상 제어할 수 있는 액추에이터 및 이를구비한 광픽업
JP4412142B2 (ja) * 2003-12-19 2010-02-10 Ｔｄｋ株式会社 光ヘッド
JP4093209B2 (ja) 2004-07-12 2008-06-04 ティアック株式会社 光ピックアップ装置および光ディスク装置
DE102005015627A1 (de) * 2005-04-06 2006-10-12 Carl Zeiss Smt Ag Optische Abbildungsvorrichtung
JP6287546B2 (ja) * 2014-04-25 2018-03-07 ミツミ電機株式会社 アクチュエータ及びエアポンプ、理美容機器及びレーザー走査機器
DE102014217517A1 (de) * 2014-09-02 2016-03-03 Laser- Und Medizin-Technologie Gmbh, Berlin Vorrichtung zur Steuerung einer relativen Verlagerung einer ersten Halterung und einer zweiten Halterung
US9726524B2 (en) * 2014-10-09 2017-08-08 Raytheon Company Optical position encoder
KR102568462B1 (ko) * 2017-06-26 2023-08-21 트리나미엑스 게엠베하 적어도 하나의 대상체의 위치를 결정하는 검출기
CN107727009B (zh) * 2017-11-06 2023-11-24 深圳精创视觉科技有限公司 手机盖板玻璃质量检测装置
CN109870735B (zh) * 2018-12-29 2024-07-09 同方威视技术股份有限公司 毫米波/太赫兹波安检仪及其反射板扫描驱动装置
CN110631483B (zh) * 2019-09-29 2020-11-17 华中科技大学 正交光栅三自由度磁浮测量传感器、检测仪及其检测方法
CN112683164B (zh) * 2020-12-03 2022-07-29 中国科学院光电技术研究所 一种适用于视觉-激光测量系统的相对位姿测量精度评估方法
CN114967089B (zh) * 2022-05-17 2023-04-07 浙江大学 一种具有自动光束准直的三维超分辨显微成像系统

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US4273468A (en) * 1978-03-23 1981-06-16 Balfour Beatty Limited Tunnelling shields and like moveable apparatus
JPS54130047A (en) * 1978-03-31 1979-10-09 Olympus Optical Co Ltd Aspherical optical element and production of the same
DE2910588C2 (de) * 1979-03-17 1982-04-29 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5300 Bonn Vorrichtung zum Empfang einer elektromagnetischen Strahlung
NL8101669A (nl) * 1981-04-03 1982-11-01 Philips Nv Inrichting voor het detekteren van de stand van een voorwerp.
NL8103305A (nl) * 1981-07-10 1983-02-01 Philips Nv Opto-elektronische inrichting voor het met een stralingsbundel inschrijven en/of uitlezen van registratiesporen.
DE3234288C2 (de) * 1982-09-16 1984-07-26 Philips Patentverwaltung Gmbh, 2000 Hamburg Optische Vorrichtung zur Lenkung bzw. Ausrichtung eines Strahlenbündels
JPS59154677A (ja) * 1983-02-22 1984-09-03 Matsushita Electric Ind Co Ltd トラツキング制御装置
JPS59168835U (ja) * 1983-04-27 1984-11-12 パイオニア株式会社 光学式記録情報読取装置
DE3484723D1 (de) * 1983-09-05 1991-07-25 Mitsubishi Electric Corp Automatisches fokussierungsverfahren.
NL8304402A (nl) * 1983-12-22 1985-07-16 Philips Nv Optische aftasteenheid met een focusfout-detectiestelsel.
AU580793B2 (en) * 1984-01-31 1989-02-02 Sony Corporation Tracking error detector for optical head
US4563058A (en) * 1984-06-28 1986-01-07 International Business Machines Corporation Optical signal recorder employing a transducer having an adjustable dichroic mirror
JP2575099B2 (ja) * 1984-10-04 1997-01-22 ソニー株式会社 光学式ヘツドのトラツキング誤差検出装置
JPS6194246A (ja) * 1984-10-15 1986-05-13 Sony Corp 光学式ヘッドのトラッキング誤差検出方法

Also Published As

Publication number Publication date
RU2037860C1 (ru) 1995-06-19
CS268680B2 (en) 1990-04-11
EP0206396A1 (en) 1986-12-30
NL8501665A (nl) 1987-01-02
ES555805A0 (es) 1987-10-01
DE3673885D1 (de) 1990-10-11
CN1003682B (zh) 1989-03-22
EP0206396B1 (en) 1990-09-05
ES8708267A1 (es) 1987-10-01
JPH0535485B2 (xx) 1993-05-26
KR940010944B1 (ko) 1994-11-19
CA1263747A (en) 1989-12-05
AU5850486A (en) 1986-12-18
SG50391G (en) 1991-08-23
KR870000601A (ko) 1987-02-19
US4638471A (en) 1987-01-20
CS423386A2 (en) 1989-07-12
HUT44110A (en) 1988-01-28
JPS62901A (ja) 1987-01-06
YU98086A (en) 1989-12-31
BR8602670A (pt) 1987-02-03
KR870000608A (ko) 1987-02-19
JPS623438A (ja) 1987-01-09
AU585770B2 (en) 1989-06-22
ATE56299T1 (de) 1990-09-15
HU200022B (en) 1990-03-28
CN86104848A (zh) 1987-05-27

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Legal Events

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PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)